<div>
    ng-include-2.2
    <br/>
    数据二：<input type="text">

    <button type="button" class="btn btn-primary-plain" ng-click="vm.formStep(1);">
        上一步
    </button>
    <button type="button" class="btn btn-primary-plain" ng-click="vm.nextStep(3);">
        下一步
    </button>
</div>